90097580

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{947}}^1$

素因数の和:1094

約数の個数: 48

約数和(自身を含む): 194939136

約数和(自身を除く): 104841556

約数列:

[1, 2, 4, 5, 10, 20, 67, 71, 134, 142, 268, 284, 335, 355, 670, 710, 947, 1340, 1420, 1894, 3788, 4735, 4757, 9470, 9514, 18940, 19028, 23785, 47570, 63449, 67237, 95140, 126898, 134474, 253796, 268948, 317245, 336185, 634490, 672370, 1268980, 1344740, 4504879, 9009758, 18019516, 22524395, 45048790, 90097580]

約数ペア:

[(1, 90097580), (2, 45048790), (4, 22524395), (5, 18019516), (10, 9009758), (20, 4504879), (67, 1344740), (71, 1268980), (134, 672370), (142, 634490), (268, 336185), (284, 317245), (335, 268948), (355, 253796), (670, 134474), (710, 126898), (947, 95140), (1340, 67237), (1420, 63449), (1894, 47570), (3788, 23785), (4735, 19028), (4757, 18940), (9470, 9514)]